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Plant relative growth rate

Formal name:  whole plant relative growth rate
Abbreviation:  RGR
Local identifier:  TOP356
Definition:  The absolute growth rate of a whole plant or a part of the plant, expressed relative to a measure of the whole plant or plant part being considered
Formal Unit:  mass unit / mass unit / time unit

Comment:  Relative growth rate can be negative, if plants loose mass between measurements.
Reference:  Garnier E., Navas M.-L., Grigulis K. (2016) Plant Functional Diversity, Oxford University Press